package cn.edu.scau.cmi.dengzejun.chapter05;

public class Example5_4 {
	public static void main(String args[]) {
		Circle circle=new Circle();
		double w=121.709;
		circle.SetRadius(w);
		System.out.println("The raduis of circle is "+ circle.GetRadius());
		System.out.println("The area of circle is "+ circle.GetArea());
		System.out.println("revise the radius to 100 ");
		w=100;
		System.out.println("w= "+ w);
		System.out.println("The radius of circle is " + circle.GetRadius());
		return;
	}
}
